[michaelt]

You can get away with having users open accounts and install software (like dropbox) to use your service if they know it's good - but for potential customers who don't already know your product, I'd want to make it easy to see how good/useful/cost effective your service is.

[seddona]

Alternative upload options is something we definitely intend to address. For now you could check out some example projects on https://circuithub.com/explore